And monitoring your heart rate lets you track changes over time. • Achieve the results you want by knowing when to increase the intensity or slow down. • CARDIO is an easy-to-use device that provides a precise pulse reading. Use it to get the • Heart rate monitoring is the key to an effective maximum benefit from each and fitness program—whether your goal is to every workout. stabilize weight, trim fat, condition the heart, or train competitively. • A heart rate monitor tells you how much effort